# frozen_string_literal: true

#-------------------------------------------------------------------------
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require "azure/core"

module Azure::Storage::Common::Core
  class TokenCredential

    # Public: Initializes an instance of [Azure::Storage::Common::Core::TokenCredential]
    #
    # ==== Attributes
    #
    # * +token+                           - String. The initial access token.
    #
    def initialize(token)
      @token = token
      @mutex = Mutex.new
    end

    # Public: Gets the access token
    #
    # Note: Providing this getter under the protect of a mutex
    #
    def token
      @mutex.synchronize do
        @token
      end
    end

    # Public: Renews the access token
    #
    # ==== Attributes
    #
    # * +new_token+                       - String. The new access token.
    #
    def renew_token(new_token)
      @mutex.synchronize do
        @token = new_token
      end
    end
  end
end
